Lausanne Weather in September

What's the weather like in Lausanne (Vaud) in September 2024?

The climate in Lausanne during September can be summarized as mild and a little damp.

September is in the fall / autumn in Lausanne and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 20°C (67°F), whilst at night 9°C (49°F) is normal.

Lausanne weather averages (imperial / metric)
Daytime temperature 19.6°C 67.2°F
Nightly temperature 9.3°C 48.7°F
Average temperature 14.4°C 57.9°F
Daily sunshine 6.5 hrs
Avg rainfall 86 mm 3.4 ins
Rainy days 12 days
Sea temperature 20.8°C 69.4°F
Humidity 75%
Windspeed 7.2kph 5 mph

On average September is the 4th wettest month of the year in Lausanne with around 86mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.5 hours of sunshine per day.

September temperatures in Lausanne

Lausanne average temperature in September

September rainfall

Lausanne average rain in September

September hourly sunshine

Lausanne average rain in September

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Lausanne in September 2024.

Other monthly averages

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UV index Best time to go?

Lausanne weather stats

Lausanne weather statistics
Hottest month: July 23.2°C 73.8°F
Driest month: October 69mm 2.7ins
Sunniest month: July 8.7hrs
Coldest month: January 2.3°C 36.1°F
Wettest month: August 100mm 3.9ins
Map showing location of Lausanne (46.516, 6.63282) Lausanne map pin © Google

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